OBD Guide

P1BAF

Hybrid/Electric Vehicle Battery 68 Circuit Low Voltage

P1BAF is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 68 Circuit Low Voltage. Common causes: battery cell #68 malfunction, poor contact in battery connectors. Estimated repair cost: $56–278.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Hybrid system power reduction
  • Reducing electric range
  • Check Engine Light Illuminated
  • Error message on display
  • Uneven operation of the power plant

Causes

  • Battery cell #68 malfunction
  • Poor contact in battery connectors
  • Damage to battery wiring
  • Battery management system (BMS) malfunction
  • Problems with cell balancing

How to Fix

  1. Diagnostics of the condition of battery cell No. 68
  2. Checking and cleaning battery connections
  3. Wiring Continuity Testing
  4. Checking the operation of the battery management system
  5. Replacing a faulty battery cell if necessary

Related codes

FAQ

What does the P1BAF code mean?

P1BAF is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 68 Circuit Low Voltage

What causes a P1BAF error code?

The most common causes of P1BAF include: Battery cell #68 malfunction; Poor contact in battery connectors; Damage to battery wiring; Battery management system (BMS) malfunction.

How do I fix a P1BAF diagnostic trouble code?

To fix P1BAF: Diagnostics of the condition of battery cell No. 68. Checking and cleaning battery connections. Wiring Continuity Testing. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1BAF?

Limited driving only, diagnose soon

How much does it cost to fix P1BAF?

The estimated repair cost for P1BAF is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat